Introducing the newest development from the Holley EFI engineering team. The Holley EFI High Flow Dual Port Boost Control Kit. This kit contains a set of pre-installed high flow solenoids,...
Introducing the Holley EFI 2 Axis G-Meter. Designed to be stable in the harshest environment. Co-Designed with RACEPAK, this G-meter would be a perfect fit for your four digit horsepower...
554-128 is a device that allows for an ECU input to be safely connected directly to the +12V side of the transbrake solenoid. This device protects the ECU input from...
An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley...
Designed for use in-tank applications. This kits consists of fuel bulkhead barbed fitting and nut along with molded rubber Stat-O-Seals and reinforced fuel hose and hose clamp. 3/8" hose barb...
